308492020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 664392960

約数和(自身を除く): 355900940

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 307, 470, 614, 940, 1069, 1228, 1535, 2138, 3070, 4276, 5345, 6140, 10690, 14429, 21380, 28858, 50243, 57716, 72145, 100486, 144290, 200972, 251215, 288580, 328183, 502430, 656366, 1004860, 1312732, 1640915, 3281830, 6563660, 15424601, 30849202, 61698404, 77123005, 154246010, 308492020]

約数ペア:

[(1, 308492020), (2, 154246010), (4, 77123005), (5, 61698404), (10, 30849202), (20, 15424601), (47, 6563660), (94, 3281830), (188, 1640915), (235, 1312732), (307, 1004860), (470, 656366), (614, 502430), (940, 328183), (1069, 288580), (1228, 251215), (1535, 200972), (2138, 144290), (3070, 100486), (4276, 72145), (5345, 57716), (6140, 50243), (10690, 28858), (14429, 21380)]